package learning.day10.demo04;

public interface Demo01 {
    public default void method01(){
        System.out.println("this is default method01");
        common();
    }

    public default void method02(){
        System.out.println("this is default method02");
        common();
    }

    private void common(){
        System.out.println("this private common method");
    }

    public abstract void abstractMethod();
}
